Picocli is a modern framework for building powerful, user-friendly, GraalVM-enabled command line apps with ease. It supports colors, autocompletion, subcommands, and more. In 1 source file so apps can include as source & avoid adding a dependency. Written in Java, usable from Groovy, Kotlin, Scala, etc.
Bus (Enterprise Application/Service Bus) is a foundational framework and service suite; a lightweight enterprise-grade application/service framework built on Java 17+, providing standardized service suites and distributed middleware solutions.
An enterprise-grade Spring Boot framework for stateless Model Context Protocol (MCP) servers in Java (MCP 2026-07-28). OAuth2 resource server, per-handler authorization, OpenTelemetry, Jakarta Validation, audit logging, GraalVM native-image — all opt-in via a one-dependency feature-module pattern.
MCP server providing AI assistants with Maven Central dependency intelligence for all JVM build tools (Maven, Gradle, SBT, Mill). Features Context7 integration for documentation support.
Agent-native RPC for the multi-agent era — write a Java interface, get gRPC + HTTP/MCP gateway and generated TS/Dart/Python/Rust clients, no protobuf. 智能体时代的契约先行 RPC:接口即 API,天然带 MCP 网关